diff --git a/pom.xml b/pom.xml
index 4ff90754..99ce27be 100644
--- a/pom.xml
+++ b/pom.xml
@@ -13,7 +13,7 @@
     <properties>
         <java.version>11</java.version>
         <jjwt.version>0.12.6</jjwt.version>
-        <bouncycastle.version>1.81</bouncycastle.version>
+        <bouncycastle.version>1.84</bouncycastle.version>
         <jackson.version>2.19.1</jackson.version>
         <slf4j.version>2.0.17</slf4j.version>
         <junit-jupiter.version>5.13.3</junit-jupiter.version>